<!DOCTYPE html>
<html ng-app="ngMap">
<head>
<meta name="viewport" content="initial-scale=1.0, user-scalable=no" />
<script src="script-tags-for-development.js"></script>
<script>
angular.module('ngMap').controller('MyCtrl', function() {
  this.lat = 40.74, this.lng = -74.18;
});
</script>
</head>

<body ng-controller="MyCtrl as vm">
  <ng-map center="[{{vm.lat}}, {{vm.lng}}]"></ng-map>
  <br/>Latigude : <input type="number" ng-model="vm.lat" />
  <br/>Longitude : <input type="number" ng-model="vm.lng" />
</body>
</html>
